Monday, April 27, 2026
South Korea has taken a notable step in advancing sustainable materials technology. Researchers from the National Institute of Forest Science (NIFoS) have developed a patented method to extract key bioplastic components from wood. The innovation could significantly reduce dependence on fossil fuels in plastics manufacturing.
The patented process focuses on recovering 5-hydroxymethylfurfural (5-HMF). This compound is derived from plant-based sources. It is considered a critical building block for next-generation bioplastics. The method enables recovery rates of up to 90 per cent. This level of efficiency marks a substantial improvement.
The patent was filed by NIFoS through its Forest Products Materials Research Division. The filing was made under the leadership of Kim Yong-gwan. It represents a strategic move within the country’s broader industrial transition.
The process begins with wood biomass. It is treated under high heat and pressure. This breaks down the natural sugars into a complex mixture. A ketone-based solvent is then introduced. The solvent continuously extracts 5-HMF from the mixture.
This continuous extraction model is a key innovation. Traditional methods rely on batch processing. These are slower and less efficient. The new system operates without interruption. It improves yield and consistency.
The solvent is also recycled during the process. This reduces both operational costs and environmental impact. Waste generation is minimised. Efficiency is enhanced.
Historically, 5-HMF extraction has faced technical challenges. The compound tends to degrade in water-rich environments. It often converts into less valuable acids. This has limited recovery rates. The NIFoS method addresses this issue directly.
By removing 5-HMF before degradation occurs, higher yields are achieved. Recovery rates have exceeded 90 per cent in laboratory conditions. This breakthrough improves the commercial viability of the compound.
Researcher Jang Su-kyung highlighted that the advancement lies in yield optimisation. The chemistry itself is not entirely new. However, the efficiency of extraction is significantly improved. This is considered crucial for scaling production.
5-HMF can be further processed into furandicarboxylic acid (FDCA). FDCA is a core component in producing polyethylene furanoate (PEF). PEF is a bio-based alternative to polyethylene terephthalate (PET). PET is widely used in plastic bottles, packaging, and textiles.
Global production of PET exceeds 30 million tonnes annually. Most of it is derived from crude oil. This creates both environmental and economic concerns. Bio-based alternatives are being actively explored.
PEF offers several advantages. It is derived from renewable resources. It has improved barrier properties compared to PET. It is also more sustainable. However, large-scale production remains limited.
Currently, only one commercial-scale FDCA facility exists. It is operated by Avantium in Delfzijl, Netherlands. The plant has a capacity of 5 kilotonnes per year. Operational challenges have been reported. Initial sales were delayed to the second half of 2026. Additional capital expenditure was also required.
Avantium uses a different production route. Its YXY process converts plant sugars directly into FDCA. In contrast, the Korean approach focuses on wood biomass. This shifts the supply chain base. Forestry residues become the primary input.
This distinction is significant. Agricultural feedstocks are often subject to supply fluctuations. Forestry biomass offers an alternative. It supports resource diversification. It also aligns with circular economy principles.
The NIFoS innovation forms part of South Korea’s broader post-plastic strategy. The country aims to localise its bioplastics supply chain. Dependence on imported petrochemicals is being reduced. Domestic resources are being prioritised.
A dedicated wood-based biocompound production facility is already under development. Construction began earlier this year. This facility is expected to support industrial-scale application of the technology.
The patented method secures national intellectual property rights. It has been registered under application number 10-2026-0040950. The title reflects its technical scope. It focuses on furan compound recovery using ketone-based solvents.
The development has been closely aligned with industry needs. High-yield extraction is essential for commercial success. Cost efficiency must also be achieved. Environmental performance is increasingly important.
The innovation is expected to strengthen South Korea’s position in the global bioplastics market. It also supports sustainability goals. Reducing reliance on fossil fuels remains a priority.
Further research is ongoing. Efforts are being made to enhance competitiveness. Scaling the technology will be critical. Market adoption will depend on cost and performance.
The breakthrough highlights the growing role of forestry in industrial applications. Wood is no longer limited to traditional uses. It is becoming a key resource in advanced materials.
As global demand for sustainable plastics increases, such innovations are gaining attention. The transition away from petrochemicals is accelerating. Technologies like this are expected to play a central role in shaping the future of materials science.
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Tags: 5 hmf extraction method, south korea forestry innovation, timber biomass plastics, wood based bioplastics, woodworking and manufacturing, woodworking industry, woodworking UK
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